LESER - Modulate Action Safety Relief Valve
LESER - Modulate Action Safety Relief Valve
Model: 427 / 429 / 431 / 433
Body Material: Cast Iron / Ductile Iron / WCB / CF8M
End Connection: RF Flanged End

NOTE : For different valve specifications, please click 'INQUIRY ME' button located below.

LESER Modulate Action Safety Valves • Are characterised by longstanding proof in service and are constantly optimised by service specialists. • Are available as standard safety valves or proportional safety valves. • Reach their full lift within a pressure increase of 10% above the set pressure • Are suitable for almost all industrial applications. • Are accepted by numerous rules and regulations and approved by leading classification societies.

 

ADVANTAGES

  • Minimal medium loss when opening
  • Outstanding value for the price
  • Simple and robust construction
  • Proven thousands of times
  • Single trim (identical internal parts for steam/gas/liquid) allows economical maintenance
  • Quick delivery (2-4 weeks from the factory or next day from local warehouse)
  • Equippable with bursting discs

TECHNICAL SPECIFICATIONS

Nominal Diameter at Inlet DN 15 - DN 150 | 1/2" - 6"
Actual Orifice Diameter d0 12 mm - 92 mm | 0,47 in - 3,62 in
Actual Orifice Area A0 113 mm² - 6648 mm² | 0,175 in² - 10,3 in²
Pressure 0,2 bar - 160 bar | 2,9 psig - 2320,6 psig
Temperature (iaw DIN EN) -270 °C to 450 °C | -454 °F to 842 °F
Body Material 0.6025, 0.7043, 1.0619, 1.4408
Valve Connection Flange in accordance with DIN EN 1092 or ASME B16.5
Bellows Material(optional) Stainless steel
Load Type Spring

APPROVALS

INDUSTRIES

  • Chemical Industry
  • Petrochemical Industry
  • Technical Gases
  • Pharmaceutical Industry
  • Heating and Air Conditioning

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